#p  'grid.dat' w l lt 7
p '-' w p ps 3 pt 5 t 'source', '-' w p ps 3 pt 5 t 'images' , 'cc.dat' w l t 'critica'
#'cc.dat' u 3:4 w l t 'caustica'
3.500000e-01  0.000000e+00 
e
-1.334181e-04 -1.546689e-15  2.423422e-07  7.865722e-01
-3.497999e-01  9.223161e-22 -1.000000e+00  6.998901e-01
1.049933e+00  5.047902e-24  3.000000e+00  0.000000e+00
e
pause -1
